Drive Tug

On December 19, Washburn & Doughty Associates, Inc., of East Boothbay, Maine delivered Capt. Harry, a 4200 hp Z Drive tug to Wilmington Tug of Wilmington, Del. Designed by Robert Allan Ltd., this ASD 25/55 Class Tug measure 80 x 32 ft. It will be used primarily for ship docking; however, and extended keel will allow for operation as an escort tug in the indirect mode. Wilmington Tug operates five tugs, and in 1977 became the first operator in North America to operate a Z Drive Tug. Wilmington Tug’s newest vessel is the ninth Z Drive Tug built by Washburn & Doughty since the Fort Bragg was constructed for Cape Fear Towing in 1998. Two Detroit Diesel model 12V4000 main engines rated at 2100 hp at 1800 RPM power the vessel. The engines drive modular Ulstein Aquamaster 1350 HZ Drives that are removable through soft patches in the aft deck. The main engines are keel cooled with Fernstrum grid-coolers. The vessel has a 20,000-gallon fuel oil capacity, a 250-gallon lube oil capacity and 1,200 gallon fresh water capacity.

Eastern Shipbuilding Group (ESG) said that Suderman & Young Towing Company & Bay Houston Towing Company have placed orders for a total of four new Robert Allan, LTD. (RAL) Z-Tech 2400 Class Terminal & Escort Tugs at Eastern’s Panama City, Florida facilities.
ESG added that G & H Towing Company will provide the onsite representation for both owners as their agent during the engineering, construction and delivery phases of these contracts.

Washburn & Doughty Associates, Inc. signed a contract to build a 92 x 32-ft. Z-Drive Tug for the Providence Steamboat Company. Providence Steamboat Company, located in Providence, RI, operates tugboats on Narragansett Bay and adjacent southeast New England waters. Engaged primarily in vessel assist work, the company has six tugs with two under construction. The vessel currently being built by Washburn & Doughty is Providence Steamboat’s first Z Drive Tug

Moran Towing has commissioned Diane Moran, its 10th Z-drive tugboat, which was recently christened in a ceremony in New York Harbor, will be used in harbor services. Currently, Moran's other Z-drive tugs are used by the U.S. Navy's Military Sealift Command in Norfolk, Va., and for harbor services in the port of Charleston, S.C.
The vessel is powered by two turbocharged EMD engines, which were chosen for their fuel efficiency

October 11, 2008, marks three months since a fire destroyed Washburn & Doughty’s building and the yard is pleased to announce that progress on clean-up and construction is moving steadily ahead.
The Sheridan Corporation of was awarded the contract to construct Washburn & Doughty’s new facility. has begun to pour concrete for the foundation and steel for the new building has begun to arrive. Phase 1 of the project, which is the 185’ x 80’

Crowley Marine Services' Southern California fleet recently confirmed its strength by demonstrating ABS certified bollard pull test measurements of more than 100,000 lbs. for every tug in the region. The CMS is fleet is the highest hp and highest bollard pull fleet of tugs in the Los Angeles and Long Beach harbors.
Tugs serving the Los Angeles and Long Beach market range from 4,400-7,000 hp and include several of Crowley's newest Harbor Class cycloidal tractor tugs and on Z-drive tug

Washburn & Doughty Shipyard of East Boothbay, Maine is preparing to launch Tracy Moran, the fourth in a series of six Z-Drive Tugs under construction for the Moran Towing Corporation of Greenwich, Conn. Tracy Moran will join its sisterships in Norfolk, Va. where they are contracted by the Military Sealift Command for submarine and ship assist work.
Measuring 92 x 32 x 13.8 ft. (28 x 9.7 x 4.2 m) and built to ABS Maltese Cross A1, AMS, Towing Service standards, Tracy Moran is powered by two 2

In many ports across the country, competition among tugboat operators is intense. The combined Port of Los Angeles and Long Beach is one such competitive environment for tug operators. Three companies vie for business that includes about 6,000 ship arrivals a year. Many of the companies utilize new tractor tugs to guide these ship movements. Foss Maritime, Crowley Marine and Millennium Maritime operate over a dozen modern tugs

For the development of the Hydrogen Hybrid Harbor Tug, WorldWise Marine worked with Dutch tug operators Iskes from IJmuiden and Smit from Rotterdam, which are expected to build the first of the new tugs for use in European harbours. The 50 ton bollard pull tug is fitted with fuel cells and hydrogen tanks, where hydrogen is stored under a pressure of 430 bar. The fuel cells, in combination with batteries, are able to provide sufficient power to operate the tug during standby and

Best known for modern, innovative passenger catamarans, Astilleros Unidelta SA of Buenos Aires is currently building an innovative tug. The aziumthing stern-drive (ASD) ship-handling tug is now being built at the Argentinian yard. The first, in an anticipated series

A year after PSA Marine, Singapore took delivery of Rubicon, its first ever RAmparts 3200CL tug from Cheoy Lee Shipyards, Hong Kong in December 2013, the same builder has now put four more similar tugs, OLNG Sur, OLNG Seeb, OLNG Masirah and OLNG Muttrah into the hands of PSA Marine Qalhat SAOC

Multraship and Damen Shipyards Group agreed on three new ASD (Azimuth Stern Drive) Tugs, all for delivery to Multraship in 2015.
After delivery in Vietnam, scheduled for the end of first-quarter 2015, two state-of-the-art ASD Tugs 3212 will operate for Multraship as sister vessels to the 83-ton

Overnight operations are certainly not unusual on America’s inland waterways, but that doesn’t make them any less hazardous. Onboard activities that seem so straightforward and customary in the light of day can take on a decidedly different feel after the sun sets and darkness

It is not often that I break out the tux for my editorial picture, but this special edition dictates. I know that I should argue that all of our editions are special, but this one in particular, I must admit, stands out in a number of ways.

JonRie Marine Winches supplied its fifth ship set of full bollard pull winches to New York’s McAllister Towing for installation on its new tug, Tate McAllister. The 92-foot x 32-foot Z-Drive tug was designed and built by Washburn & Doughty of East Boothbay, Maine

At the SMM 2014 in Hamburg, Vulkan Couplings presented two new products: the TDS Plafrix, a shifting clutch and flexible coupling combination, tailored to the use of harbor tugs in particular, and The Vulkardan GBF, a coupling for generator applications featuring a solution for the so-called

DBR has delivered the last units of an order totaling 42 marine generator sets for Damen Shipyards Gorinchem. The generator sets will be installed on 14 ASD tugs that Damen is building at its Galaţi yard in Romania for a project in the Middle East.

The Great Lakes Shipyard in Cleveland, Ohio, has been contracted by New York Power Authority (NYPA) to build and deliver two new tugboats for the Niagara Power Plant’s winter operations in Buffalo, N.Y. The new tugs will augment and replace aging vessels that are used for the installation

Eastern Shipbuilding (ESG) said that Suderman & Young Towing Company and Bay Houston Towing Company each exercised one additional Z-Drive Tug to be built at ESG.
This brings the total to six of the new Robert Allan, Ltd. Z-Tech 2400 Class Terminal & Escort Tugs built at ESG's

In the summer of this year, Signet Maritime took delivery of Signet Arcturus & Signet Polaris, the eighth and ninth tugs designed for them by Robert Allan Ltd. of Vancouver, Canada to add to its fleet of 37 conventional and ASD vessels. The tugs were constructed at Patti Marine Enterprises in

McAllister Towing hosted a dual celebration in New York City on Friday, September 19, a gala in honor of the company’s 150th anniversary and a traditional christening of the Buckley McAllister, the latest high tech tractor tug added to the company’s fleet.

RimorchiatoriRiunitiS.p.A. of Genoa (Italy) has taken delivery of a Damen ASD Tug 2411. The 70-metric-ton bollard pull azimuth stern drive tug will be temporarily deployed by Tug Malta Ltd., a full subsidiary of the Genovese towage company.

Rimorchiatori Riuniti bolsters Porto di Genova fleet with another Robert Allan Ltd. designed tug
Rimorchiatori Riuniti currently operates five Robert Allan Ltd. designed tugs in its Porto di Genova fleet, including two AVT 2700 harbor escort tugs (Svezia and Inghilterra)

Keppel Singmarine BrasilLtda. (KSMB), of Navegantes, Brazil has recently completed the construction of the SMIT Panará, the third of a series of six Robert Allan Ltd. designed RAmparts 2500 tugs, for SMIT Rebocadores do Brasil (Rebras), of Rio de Janeiro